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531 Knickerbocker Ave, Brooklyn, NY 11221 Property Records

New York City property record for 531 Knickerbocker Ave, Brooklyn, NY 11221

Property Summary

Property TypeMulti-Family Dwellings
Details16,000 sqft · built 1905
Lot Size0.138 acres (6,000 sqft)
OwnerCompany Name on File
Last Sale$1,500,000 (May 2014)
Tax Bill$189,225 (2025)
Deeds & MortgagesMay 2018 Mortgage
May 2018 Loan Modification
+ 1 more
APN03326-0006

Property Details

APN / Parcel Number

Primary APN03326-0006
Alternative APNs
  • 1105033260006
  • 3-03326-0006

Interior

Units31 Units
Stories4 Stories
Building Area16,000 sqft Living Area
1st Floor Area4,500 sqft

Exterior

Year BuiltBuilt 1905
Effective Year BuiltEffective 1905
Architectural StyleMulti-Family
Lot Area6,000 sqft (0.138 acres)
Lot Dimensions100 ft deep x 60 ft wide

Location & Zoning

Account Number3-03326-0006
Street Address531 KNICKERBOCKER AVE
CityBROOKLYN
StateNY
Zip11221
Property CategoryResidential
Property TypeResidential > Multi-Unit > Multi-Family Dwellings
Local Zoning CodeR6
Legal Block3326
Legal Lot Number6
JurisdictionKINGS (BROOKLYN) NY
Township / Civil DivisionBROOKLYN
Census Block Group3
Census Block3004
Census Tract43300

Owner

531 Knickerbocker Ave, a residential property, is owned by a company that bought it in May 2014.

Source: New York City records, as of August 31, 2026

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of RecordCompany Name on File
Mailing Address199 LEE AVE, 693, BROOKLYN, NY 11211-8919
Owner TypeCompany
VestingCompany

Deeds, Mortgages & Sale History

DateDocument
May 18, 2018Grant Deed, Mortgage
RIDGEWOOD SVGS BK
May 8, 2018Loan Modification, Mortgage
RIDGEWOOD SVGS BK
Mar 1, 2017Quit Claim Deed, Transfer
TS AGENCY LLC

Assessor's Deed Record

Deed NamesName on Deed
Last SaleMay 21, 2014 · Amount on File
Deed SaleMay 21, 2014 · Amount on File
Prior SaleDec 31, 2013 · Amount on File
Deed Document Number2014174575
Prior Transfer DateJun 2, 2003
Prior Transfer Doc0000412565
Record UpdatedOct 29, 2026

May 2018: Grant Deed, Mortgage

Document TypeGrant Deed
JurisdictionKINGS (BROOKLYN) NY
Recording DateMay 18, 2018
Property Address531 KNICKERBOCKER AVE, BROOKLYN, NY 11221
Instrument DateMay 8, 2018
Instrument167729
Transaction TypeMortgage
Record UpdatedJun 29, 2018
Title CompanyTS AGENCY LLC

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCompany
Address199 LEE AVE #693 BROOKLYN NY 112118919, 693, BROOKLYN, NY 11211-8919

Mortgage

Document Number0000167729
DateMay 18, 2018
Instrument167729
Lender
NameRIDGEWOOD SVGS BK
TypeFederal Savings Bank
Address1981 MARCUS AVE # 110, NEW HYDE PARK, NY 11042-1046
Agreement
AmountAmount on Record

May 2018: Loan Modification, Mortgage

Document TypeLoan Modification
JurisdictionKINGS (BROOKLYN) NY
Property Address531 KNICKERBOCKER AVE, BROOKLYN, NY 11221
Document Number0000167730
Instrument DateMay 8, 2018
Transaction TypeMortgage
Record UpdatedJan 12, 2019
Title CompanyNOT AVAILABLE

Transaction

Additional
  • Multiple Parcels

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCompany
Address199 LEE AVE #693 BROOKLYN NY 112118919, 693, BROOKLYN, NY 11211-8919

Mortgage

Document Number0000167730
DateMay 18, 2018
Instrument167730
Lender
NameRIDGEWOOD SVGS BK
TypeFederal Savings Bank
Address1981 MARCUS AVE # 110, NEW HYDE PARK, NY 11042-1046
Agreement
AmountAmount on Record

March 2017: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionKINGS (BROOKLYN) NY
Recording DateMar 1, 2017
Property Address531 KNICKERBOCKER AVE, BROOKLYN, NY 11221
Document Number0000080895
Instrument DateFeb 20, 2017
Instrument80895
Transaction TypeTransfer
Record UpdatedMar 7, 2017
Title CompanyTS AGENCY LLC

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCompany
Address199 LEE AVE #693 BROOKLYN NY 112118919, 693, BROOKLYN, NY 11211-8919

Tax Assessment & Valuation

The 2025 property tax bill for 531 Knickerbocker Ave was $189,225.

Source: New York City assessment roll, as of May 4, 2026

Property Jurisdictions

TypeName
StateNew York
CountyKings County
MunicipalityNew York City
Unified School DistrictNew York City Department Of Education (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$1,886,400 Land $148,500 Building $1,737,900$4,192,000 Land $330,000 Building $3,862,000
2025$189,225.00
2023$156,231.00$1,249,650 Land $148,500 Building $1,101,150$2,777,000 Land $330,000 Building $2,447,000

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

FEMA has no flood map on file for 531 Knickerbocker Ave; 1 flood insurance policy is in force nearby.

Source: FEMA National Flood Hazard Layer · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneNot on file
Nearby Flood Policies1 in force

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

The area around 531 Knickerbocker Ave has no burnable land within ember reach, so its wildfire risk is not rated.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskNot rated
no burnable land within ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemNEW YORK CITY SYSTEM
serves 8,271,000 people · EPA ID NY7003493
Water SourceSurface water
Last State InspectionDec 2025
Lead10 ppb (2024)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureUncovered finished water reservoir
currently in violation since Feb 2017
Monitoring and ReportingNone
last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 1,574 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Verizon
Fiber · Fixed Wireless in parts of the area		2,300 / 2,300
Optimum
Cable · Fiber in parts of the area		940 / 35
T-Mobile
Fixed Wireless		100 / 20

May also be available: Spectrum, Starry.

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